Section 15 BASE METALS AND ARTICLES OF BASE METAL 83 MISCELLANEOUS ARTICLES OF BASE METAL. 83 08 CLASPS, FRAMES WITH CLASPS, BUCKLES, BUCKLE-CLASPS, HOOKS, EYES, EYELETS 83 08 20 TUBULAR OR BIFURCATED RIVETS Commodity Code Description 83 08 20 00 TUBULAR OR BIFURCATED RIVETS